Sz 3 Na Avalanche at Kootenay Pass

Avalanche observation from Buzz's ridge across the valley on wolf ridge SW kootenay pass area.
Feb 13, 2017, 14:00
Na Sz 3
SW 2100m 35deg
200m wide, 50-100cm deep, ran 400m to valley bottom.
Persistent slab triggered by solar radiation. Suspect basal facets as the bed surface was down to ground in a few areas.
Field weather today clear skies with temps up to +2 at 2000m